edited by B. Vodar and Ph. Marteau. edited by Barbara H. Partee. edited by L. Marton and C. Marton. edited by B. E. C. Nordin. edited by Brian Martin. edited by Harry B. Miller. edited by Humphrey J. Maris. edited by Mark T. Maybury. edited by Ronald W. Rousseau. edited by B. Delmon and G. Jannes.